<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<style type="text/css">
			div{
				height: 250px;
				width: 150px;
				background: url(img/monv.jpg);
				background-size: 100%;
				background-repeat:no-repeat ;
				border: 1px solid #000000;
				margin: 0 auto;
				transition: all 1s;
				opacity: 0;
				overflow: hidden;
			}
			div:hover{
				/*background-size: 125%;*/
				transform: scale(1.3);			/*按比例从中间缩放图片*/
				opacity: 1;
			}
		</style>
	</head>
	<body>
		<div>
			
		</div>
	</body>
</html>
